एपीए उद्धरण

Sarna. (2010). Formers cruises and ports of call (7.). Wiley.

शिकागो स्टाइल उद्धरण

Sarna. Formers Cruises and Ports of Call. 7. Wiley, 2010.

एमएलए उद्धरण

Sarna. Formers Cruises and Ports of Call. 7. Wiley, 2010.